Frying furnace with lifting oil filtering function

The utility model discloses a frying furnace with a lifting oil filtering function, which comprises a hollow furnace body, the hollow furnace body is provided with a top opening, a frying groove is arranged at the top in the hollow furnace body, a filter is movably arranged at the bottom in the hollow furnace body, and an oil discharge pipe with a valve is arranged at the bottom of the frying groove. The oil discharge end of the oil discharge pipe discharges oil to the oil inlet part of the filter, the oil discharge part of the filter is provided with an oil inlet pipe, an oil well pump is arranged in the hollow oven body, the oil inlet part of the oil well pump is connected with the oil discharge end of the oil inlet pipe, the discharge end of the oil well pump is communicated with the frying groove, and a heater is arranged in the frying groove. On the basis, after the oil product in the frying tank is used for a period of time, the valve of the oil discharge pipe is opened, the oil product in the frying ta